209619540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3089}}^1$

素因数の和:3146

約数の個数: 144

約数和(自身を含む): 708598800

約数和(自身を除く): 498979260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 29, 30, 36, 39, 45, 52, 58, 60, 65, 78, 87, 90, 116, 117, 130, 145, 156, 174, 180, 195, 234, 260, 261, 290, 348, 377, 390, 435, 468, 522, 580, 585, 754, 780, 870, 1044, 1131, 1170, 1305, 1508, 1740, 1885, 2262, 2340, 2610, 3089, 3393, 3770, 4524, 5220, 5655, 6178, 6786, 7540, 9267, 11310, 12356, 13572, 15445, 16965, 18534, 22620, 27801, 30890, 33930, 37068, 40157, 46335, 55602, 61780, 67860, 80314, 89581, 92670, 111204, 120471, 139005, 160628, 179162, 185340, 200785, 240942, 268743, 278010, 358324, 361413, 401570, 447905, 481884, 537486, 556020, 602355, 722826, 803140, 806229, 895810, 1074972, 1164553, 1204710, 1343715, 1445652, 1612458, 1791620, 1807065, 2329106, 2409420, 2687430, 3224916, 3493659, 3614130, 4031145, 4658212, 5374860, 5822765, 6987318, 7228260, 8062290, 10480977, 11645530, 13974636, 16124580, 17468295, 20961954, 23291060, 34936590, 41923908, 52404885, 69873180, 104809770, 209619540]

約数ペア:

[(1, 209619540), (2, 104809770), (3, 69873180), (4, 52404885), (5, 41923908), (6, 34936590), (9, 23291060), (10, 20961954), (12, 17468295), (13, 16124580), (15, 13974636), (18, 11645530), (20, 10480977), (26, 8062290), (29, 7228260), (30, 6987318), (36, 5822765), (39, 5374860), (45, 4658212), (52, 4031145), (58, 3614130), (60, 3493659), (65, 3224916), (78, 2687430), (87, 2409420), (90, 2329106), (116, 1807065), (117, 1791620), (130, 1612458), (145, 1445652), (156, 1343715), (174, 1204710), (180, 1164553), (195, 1074972), (234, 895810), (260, 806229), (261, 803140), (290, 722826), (348, 602355), (377, 556020), (390, 537486), (435, 481884), (468, 447905), (522, 401570), (580, 361413), (585, 358324), (754, 278010), (780, 268743), (870, 240942), (1044, 200785), (1131, 185340), (1170, 179162), (1305, 160628), (1508, 139005), (1740, 120471), (1885, 111204), (2262, 92670), (2340, 89581), (2610, 80314), (3089, 67860), (3393, 61780), (3770, 55602), (4524, 46335), (5220, 40157), (5655, 37068), (6178, 33930), (6786, 30890), (7540, 27801), (9267, 22620), (11310, 18534), (12356, 16965), (13572, 15445)]